Home / 142,193.85-213,329.75-62,217.32

Finding the Fourth Proportional to 142,193.85, 213,329.75 and 62,217.32

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Solution

The fourth proportional to 142,193.85, 213,329.75 and 62,217.32 is: 93,343.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,193.85 : 213,329.75 = 62,217.32 : x
  2. Step 2: Convert to fraction form
    142,193.85/213,329.75 = 62,217.32/x
  3. Step 3: Cross multiply
    142,193.85x = 213,329.75 × 62,217.32
  4. Step 4: Simplify right side
    142,193.85x = 13,272,805,321.27
  5. Step 5: Solve for x
    x = 13,272,805,321.27/142,193.85
  6. Step 6: Final answer
    x = 93,343.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.